After terminating her pregnancy, Jane Tennison reports to her new office to find a file and photograph of a dead, curly-haired, dimpled baby - it's clear that this won't be an easy case. The prime suspect, Chris Hughes, a convicted child-molester who has been through therapy, is dating a woman with two daughters. What his therapy videotape reveals about his warped view of little girls turns the stomach, yet the therapist says Hughes wouldn't have committed this particular crime. If he didn't do it, though, who did?